Niacin Requirement of Growing Mink

A housing assembly for a blower in a household appliance such as a household clothes dryer, which may be a component of a household washing machine, includes a spiral housing having a spiral contour. A radial blower wheel is rotatably built into the spiral housing for receiving an axial air supply. A housing wall separably surrounds the spiral housing and has a jacket with a wall form being adapted to the spiral contour of the spiral housing and extending spaced apart from the spiral contour of the spiral housing. A device may be provided for maintaining a spacing between the spiral contour of the spiral housing and the jacket of the housing wall.